From the given options, select the one which can replace the given expression:

One who hates mankind

Misanthrope

The term that can replace the given expression "One who hates mankind" is Misanthrope. (Options 3)

Explanation of all four options:

Sadist: A person who derives pleasure from inflicting pain or suffering on others. This term is unrelated to the hatred of mankind.

Narcissist: A person who has an excessive interest in or admiration of themselves. This term is unrelated to the hatred of mankind.

Misanthrope: One who hates or has a general distrust of humankind. This term is the correct match for the given expression.

Misologist: A person who hates reasoning, discussion, or logic. This term is unrelated to the hatred of mankind.